Finding the Fourth Proportional to 879,079.23, 1,318,356.41 and 373,638.02
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Solution
The fourth proportional to 879,079.23, 1,318,356.41 and 373,638.02 is: 560,345.48
Step by Step Solution
- Step 1: Write the proportion equation
879,079.23 : 1,318,356.41 = 373,638.02 : x - Step 2: Convert to fraction form
879,079.23/1,318,356.41 = 373,638.02/x - Step 3: Cross multiply
879,079.23x = 1,318,356.41 × 373,638.02 - Step 4: Simplify right side
879,079.23x = 492,588,070,226.74 - Step 5: Solve for x
x = 492,588,070,226.74/879,079.23 - Step 6: Final answer
x = 560,345.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.